SUMMIT, N.J.--(BUSINESS WIRE)--Celgene Corporation (NASDAQ: CELG) today announced the successful pricing of two series of senior unsecured notes for an aggregate principal amount of $1.5 billion. Of these notes, $500 million will mature in 2017 and will bear interest at an annual rate of 1.900%, and $1 billion will mature in 2022 and will bear interest at an annual rate of 3.250%. The 1.900% notes due 2017, and the 3.250% notes due 2022 were priced to yield 1.945% and 3.256%, respectively.